a$-1.$ If your portfolio is invested $35\%$ each in A and $B$ and $30\%$ in $C,$ what is the portfolio expected return? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Portfolio expected return $1\%$

a$-2.$ What is the variance? $($Do not round intermediate calculations. Round the final answer to $8$ decimal places.$)$

Variance $$

a$-3.$ What is the standard deviation? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Standard deviation $\%$

b$.$ If the expected T$-$bill rate is $4\mathrm{.}90\%,$ what is the expected risk premium on the portfolio? $($Do not round intermediate calculations. Enter the answer as a percent rounded to $2$ decimal places.$)$

Expected risk premium $\%$

c$-1.$ If the expected inflation rate is $2\mathrm{.}90\%,$ what are the approximate and exact expected real returns on the portfolio? $($Do not round intermediate calculations. Enter the answers as a percent rounded to $2$ decimal places.$)$

$\backslash$table$[[$Approximate expected real return,$],[$Exact expected real return,$$